Delayed font loading creates a jarring visual jump. It can also hurt your Core Web Vitals score. You can fix this with font preloading. Preloading tells the browser to download critical fonts first. #WebPerf #SEO #WebDev 1/4

Large font files slow down web page speed. You can fix this by downloading only the exact characters you need. The CSS property unicode-range lets you do this easily. #WebPerf #CSS #Typography 1/4

Does your text take too long to appear when loading a page? Custom fonts are often the reason for invisible text. You can fix this with the CSS property font-display. #WebPerf #CSS #WebDev 1/4

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Fast websites get more conversions. Heavy fonts often slow down your pages. You can use system fonts to fix this problem. System fonts are already on the user device. They load instantly without any download. #WebPerf #WebDev #CSS 1/5

You want nice fonts. You also want a fast website. Full font files are heavy and slow down web pages. Font subsetting keeps only the characters you need. This makes your pages load much faster. #WebPerf #WebDev #Typography 1/4

You added a CSS View Transition. It might make your whole page unclickable. The ::view-transition element covers the full screen. This overlay blocks all clicks during the animation. Here is how to keep your UI interactive. #WebDev #CSS #Frontend 1/3

Chrome logs a 'Blocked aria-hidden' warning when closing a modal. This happens because keyboard focus stays inside the overlay. Using blur() silences the error but breaks screen readers. Here is how to fix it properly. #Accessibility #WebDev #Frontend 1/3

You can let users pick colors using the EyeDropper API. This lightweight browser tool samples pixel colors directly from the screen. It makes color selection fast, accurate, and dependency-free. You no longer need heavy canvas scripts or external libraries. 1/3 #JavaScript #WebDev #Frontend

You can build a native mobile menu using zero lines of JavaScript. Modern CSS features handle complex interface states natively. The scope rule with the to keyword creates a donut scope. It isolates styles between the parent and the active menu item. 1/3 #CSS #WebDev #Frontend

Writing media query breakpoints can be long and repetitive. Custom Media Queries are coming to CSS to fix this issue. The custom-media rule allows you to define reusable breakpoint names. You define your screen sizes once and reuse them everywhere. 1/3 #CSS #WebDev #Frontend

Native CSS scoping is now supported across all major browsers. The scope rule allows you to define where a style starts and stops. This creates a donut scope that prevents styles from leaking into sub-components. It protects nested elements from style side effects. 1/3 #CSS #WebDev #Frontend

CSS is adding two new layout properties called column-wrap and column-height. They come from the CSS Multi-column Layout Level 2 specification. column-height sets a maximum height for text columns. column-wrap defines if content wraps into a new row of columns. 1/3 #CSS #WebDev #Frontend

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Safari and Firefox introduced new CSS pseudo-classes for media elements. They allow you to style video players without using JavaScript. You can now change how a player looks based on its playback state. This makes custom media players faster and lighter. 1/3 #CSS #WebDev #Frontend

CSS is introducing a native inline if function. It allows you to write conditional logic directly inside property values. You no longer need complex CSS hacks or extra classes. The browser evaluates the condition and applies the matching value immediately. 1/3 #CSS #WebDev #Frontend

CSS is getting native custom functions. They work like custom properties but accept arguments and return values. You define them with the new function rule. They support type checking and default values. 1/3 #CSS #WebDev #Frontend

Loading websites is often slow when loading full style files on every page. Compression Dictionary Transport solves this problem. It is an HTTP standard that compresses web files using a reference dictionary. It works for CSS, JavaScript, HTML, and JSON payloads. 1/2 #WebPerf #WebDev #CSS

Developers often use nested wrapper divs to combine CSS animations. This happens because standard animations overwrite each other. The CSS property animation-composition solves this problem. It allows you to stack multiple animations on a single element. 1/3 #CSS #WebDev #Frontend

You probably use @supports to test CSS properties. Did you know you can now test at-rules like @starting-style directly? For years, feature queries only accepted property-value pairs or selectors. #CSS #WebDev #FrontEnd 1/3

You probably built your checkout button with AJAX. Have you tested what happens when JavaScript fails? Network drops or extensions can block your scripts. When that happens, users click and nothing works. #CSS #WebDev #WebPerformance 1/3

Are you loading too many scripts on your website? You can easily eliminate unnecessary code. Lighthouse scans your web pages to find unused code. It identifies unused JavaScript and CSS files. #WebDev #Performance #SEO 1/3

CSS corner-shape is a geometric revolution for CSS. What if CSS could shape corners beyond border-radius? You can now create complex shapes using pure CSS. No SVG hacks or external images are required. #CSS #WebDev #Frontend 1/6

Boost your website rendering speed with two lines of CSS. Meet content-visibility and contain-intrinsic-size. These properties tell the browser to render visible content only. You get a massive performance gain on long web pages. #CSS #WebDev #Performance 1/6

Do you want a simple text field without formatting headaches? The HTML attribute contenteditable plaintext-only is the solution. It allows users to edit elements as plain text only. #HTML #WebDev #Frontend 1/5

Do you want to improve your application performance? Client-side file compression is a powerful solution. You can compress files directly in the browser. #JavaScript #WebDev #Performance 1/4

Tired of color issues in your CSS designs? OKLCH is a modern color model for CSS. It changes how you handle colors on the web. #CSS #WebDev #Design 1/5

Placing items in a circle used to require JavaScript trigonometry. Now you can build a circular gallery using CSS only. Here is how to do it in 5 simple steps. #CSS #WebDev #Frontend 1/6

Don't let web compatibility slip away. Discover essential tools your competitors are using. These tools help you build better websites and emails. #WebDev #Accessibility #Frontend 1/5

Syncing browser tabs usually relies on heavy disk workarounds. The BroadcastChannel API provides a lightweight native messenger. When a user has several tabs open their state must stay synchronized. Logging out of one tab should immediately log out all other tabs. #JavaScript #WebDev #Frontend 1/4